# jsonwebtoken NPM Dependency Diff

> jsonwebtoken NPM Dependency Diff is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-17).

Returns the dependency changes between two releases of the jsonwebtoken npm package for integration and upgrade planning.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/signal-npm-jsonwebtoken-dependency-diff?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-17
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/jsonwebtoken-npm-dependency-diff-3853b042
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_SfdnE0NANGWQveWmemIYk

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability jsonwebtoken-npm-dependency-diff-3853b042 -d '<json body>'
```

Example prompt: Show me the dependency changes between jsonwebtoken version 8.5.1 and 9.0.0 so I can plan our upgrade safely.

## When to prefer this

Choose this endpoint when you need a quick, paid, structured diff of jsonwebtoken dependencies between specific releases without manually querying the npm registry. Ideal for automated upgrade pipelines, security audits, or CI/CD tooling where you want to detect new transitive dependencies introduced in a new jsonwebtoken version.

## Known failure modes

- Invalid package name returns an error or empty result
- Specified version does not exist in the npm registry
- from_version later than version causes undefined behavior or empty diff
- Network or registry timeout results in a failed response
- Rate limiting or payment failure at $0.01 USDC per call

## How this service works

jsonwebtoken Dependency changes between releases: Dependency changes between releases for npm package jsonwebtoken. Inspect registry metadata for integration and upgrade planning. Package and version can be overridden.

## Output

Returns structured metadata listing the dependency changes between two specified releases of the jsonwebtoken npm package, including added, removed, and modified dependencies with their version ranges, suitable for upgrade planning and integration audits.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "package": {
   "type": "string",
   "default": "jsonwebtoken",
   "maxLength": 150
  },
  "version": {
   "type": "string",
   "maxLength": 100
  },
  "from_version": {
   "type": "string",
   "maxLength": 100,
   "description": "Defaults to the preceding stable semantic version."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/jsonwebtoken-npm-dependency-diff-3853b042/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)